Nissan Sentra Service Manual: Symptom diagnosis

Nissan Sentra Service Manual / Body exterior, doors, roof & vehicle security / Security control system / Without intelligent key system / Symptom diagnosis

Nissan vehicle immobilizer systemnats symptoms

Symptom Table

Note:

Before performing the diagnosis in the following table, check вЂњSEC-171, "Work Flow"вЂќ.
Check that vehicle is under the condition shown in вЂњConditions of vehicleвЂќ before starting diagnosis, and check each symptom.
If the following symptoms are detected, check systems shown in the вЂњDiagnosis/service procedureвЂќ column in this order.

CONDITIONS OF VEHICLE (OPERATING CONDITIONS)

Mechanical key is not inserted into key cylinder.

Symptom	Diagnosis/service procedure	Reference page
Security indicator does not turn ON or flash.	Check vehicle security indicator	SEC-190
Security indicator does not turn ON or flash.	Check Intermittent Incident	GI-39

Dtc/circuit diagnosis

Power supply and ground circuit Diagnosis Procedure Refer to LAN-7, "CAN COMMUNICATION SYSTEM : System Description". Vehicle security indicator Description DTC DETECTION LOGIC NOTE: U ...

Removal and installation

Nats antenna amp Removal and installation REMOVAL Remove instrument finisher B. Refer to IP-14, "Exploded View". Using a suitable tool release the pawls on either side and remove the ...

Other materials:

Main line between ipdm-e and dlc circuit
Diagnosis procedure 1.Check connector Turn the ignition switch off. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side). Harness connector e4 Harness connec ...

Steering column
Inspection STEERING COLUMN ASSEMBLY Check each part of steering column assembly for damage or other malfunctions. Replace entire steering column assembly if any parts are damaged. Measure steering column rotating torque using Tool. Replace steering column assembly if outside the ...

Precaution for work
When removing or disassembling each component, be careful not to damage or deform it. If a component may be subject to interference, be sure to protect it with a shop cloth. When removing (disengaging) components with a screwdriver or similar tool, be sure to wrap the component with a ...